Fix PS/2 mouse support
This commit is contained in:
tmk
parent
1591764cfb
commit
676d94d137
5 changed files with 95 additions and 84 deletions
11
common.mk
11
common.mk
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@ -25,6 +25,7 @@ endif
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ifdef MOUSEKEY_ENABLE
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SRC += $(COMMON_DIR)/mousekey.c
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OPT_DEFS += -DMOUSEKEY_ENABLE
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OPT_DEFS += -DMOUSE_ENABLE
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endif
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ifdef EXTRAKEY_ENABLE
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@ -47,16 +48,6 @@ ifdef NKRO_ENABLE
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OPT_DEFS += -DNKRO_ENABLE
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endif
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ifdef PS2_MOUSE_ENABLE
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SRC += $(COMMON_DIR)/ps2.c \
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$(COMMON_DIR)/ps2_mouse.c
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OPT_DEFS += -DPS2_MOUSE_ENABLE
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endif
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ifdef $(or MOUSEKEY_ENABLE, PS2_MOUSE_ENABLE)
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OPT_DEFS += -DMOUSE_ENABLE
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endif
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ifdef SLEEP_LED_ENABLE
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SRC += $(COMMON_DIR)/sleep_led.c
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OPT_DEFS += -DSLEEP_LED_ENABLE
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@ -30,8 +30,13 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
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#include "sendchar.h"
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#include "bootmagic.h"
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#include "eeconfig.h"
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#include "mousekey.h"
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#include "backlight.h"
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#ifdef MOUSEKEY_ENABLE
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# include "mousekey.h"
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#endif
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#ifdef PS2_MOUSE_ENABLE
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# include "ps2_mouse.h"
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#endif
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#ifdef MATRIX_HAS_GHOST
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@ -111,10 +116,18 @@ void keyboard_task(void)
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action_exec(TICK);
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MATRIX_LOOP_END:
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#ifdef MOUSEKEY_ENABLE
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// mousekey repeat & acceleration
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mousekey_task();
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#endif
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#ifdef PS2_MOUSE_ENABLE
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if (ps2_mouse_read() == 0) {
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ps2_mouse_usb_send();
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}
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#endif
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// update LED
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if (led_status != host_keyboard_leds()) {
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led_status = host_keyboard_leds();
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25
protocol.mk
25
protocol.mk
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@ -1,2 +1,27 @@
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PROTOCOL_DIR = protocol
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ifdef PS2_MOUSE_ENABLE
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SRC += $(PROTOCOL_DIR)/ps2_mouse.c
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OPT_DEFS += -DPS2_MOUSE_ENABLE
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OPT_DEFS += -DMOUSE_ENABLE
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endif
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ifdef PS2_USE_BUSYWAIT
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SRC += protocol/ps2.c
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OPT_DEFS += -DPS2_USE_BUSYWAIT
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endif
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ifdef PS2_USE_INT
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SRC += protocol/ps2.c
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OPT_DEFS += -DPS2_USE_INT
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endif
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ifdef PS2_USE_USART
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SRC += protocol/ps2_usart.c
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OPT_DEFS += -DPS2_USE_USART
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endif
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# Search Path
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VPATH += $(TOP_DIR)/protocol
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@ -7,7 +7,11 @@ SRC += $(PJRC_DIR)/main.c \
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$(PJRC_DIR)/usb.c
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# Option modules
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ifdef $(or MOUSEKEY_ENABLE, PS2_MOUSE_ENABLE)
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ifdef MOUSEKEY_ENABLE
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SRC += $(PJRC_DIR)/usb_mouse.c
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endif
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ifdef PS2_MOUSE_ENABLE
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SRC += $(PJRC_DIR)/usb_mouse.c
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endif
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@ -1,5 +1,5 @@
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/*
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Copyright 2011 Jun Wako <wakojun@gmail.com>
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Copyright 2011,2013 Jun Wako <wakojun@gmail.com>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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@ -32,27 +32,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
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# define phex16(h)
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#endif
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// disable when errors occur 255 times.
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#define ERROR_RETURN() do { \
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if (ps2_error) { \
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if (ps2_mouse_error_count < 255) { \
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ps2_mouse_error_count++; \
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} else { \
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ps2_mouse_error_count = 0; \
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ps2_mouse_enable = false; \
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} \
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return ps2_error; \
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} \
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} while (0)
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/*
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TODO
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----
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- Stream mode
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- Tracpoint command support: needed
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- Middle button + move = Wheel traslation
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*/
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bool ps2_mouse_enable = true;
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uint8_t ps2_mouse_x = 0;
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uint8_t ps2_mouse_y = 0;
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@ -69,85 +49,50 @@ uint8_t ps2_mouse_init(void) {
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ps2_host_init();
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// Reset
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// Not reliable: sometime fail to initialize mouse
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// send Reset
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_delay_ms(1000); // wait for powering up
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rcv = ps2_host_send(0xFF);
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print("ps2_mouse_init: send 0xFF: ");
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phex(ps2_error); print("\n");
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ERROR_RETURN();
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// ACK
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rcv = ps2_host_recv();
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print("ps2_mouse_init: read ACK: ");
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print("ps2_mouse_init: send Reset: ");
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phex(rcv); phex(ps2_error); print("\n");
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ERROR_RETURN();
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// BAT takes some time
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_delay_ms(100);
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// read completion code of BAT
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//_delay_ms(1000); // wait for Basic Assurance Test
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rcv = ps2_host_recv();
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print("ps2_mouse_init: read BAT: ");
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phex(rcv); phex(ps2_error); print("\n");
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ERROR_RETURN();
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// Device ID
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// read Device ID
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rcv = ps2_host_recv();
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print("ps2_mouse_init: read DevID: ");
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phex(rcv); phex(ps2_error); print("\n");
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ERROR_RETURN();
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// Enable data reporting
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ps2_host_send(0xF4);
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// send Enable Data Reporting
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rcv = ps2_host_send(0xF4);
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print("ps2_mouse_init: send 0xF4: ");
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phex(ps2_error); print("\n");
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ERROR_RETURN();
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// ACK
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rcv = ps2_host_recv();
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print("ps2_mouse_init: read ACK: ");
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phex(rcv); phex(ps2_error); print("\n");
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ERROR_RETURN();
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// Set Remote mode
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ps2_host_send(0xF0);
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// send Set Remote mode
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rcv = ps2_host_send(0xF0);
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print("ps2_mouse_init: send 0xF0: ");
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phex(ps2_error); print("\n");
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ERROR_RETURN();
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// ACK
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rcv = ps2_host_recv();
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print("ps2_mouse_init: read ACK: ");
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phex(rcv); phex(ps2_error); print("\n");
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ERROR_RETURN();
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return 0;
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}
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/*
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Data format:
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bit: 7 6 5 4 3 2 1 0
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-----------------------------------------------------------------------
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0 btn: Yovflw Xovflw Ysign Xsign 1 Middle Right Left
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1 x: X movement(0-255)
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2 y: Y movement(0-255)
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*/
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uint8_t ps2_mouse_read(void)
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{
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uint8_t rcv;
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if (!ps2_mouse_enable) return 1;
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ps2_host_send(0xEB);
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ERROR_RETURN();
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rcv=ps2_host_recv();
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ERROR_RETURN();
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rcv = ps2_host_send(0xEB);
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if(rcv==0xFA) {
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ps2_mouse_btn = ps2_host_recv();
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ERROR_RETURN();
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ps2_mouse_x = ps2_host_recv();
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ERROR_RETURN();
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ps2_mouse_y = ps2_host_recv();
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ERROR_RETURN();
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ps2_mouse_btn = ps2_host_recv_response();
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ps2_mouse_x = ps2_host_recv_response();
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ps2_mouse_y = ps2_host_recv_response();
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}
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return 0;
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}
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@ -216,3 +161,36 @@ void ps2_mouse_print(void)
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phex(ps2_mouse_x); print(" ");
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phex(ps2_mouse_y); print("\n");
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}
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/* PS/2 Mouse Synopsis
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* http://www.computer-engineering.org/ps2mouse/
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*
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* Command:
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* 0xFF: Reset
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* 0xF6: Set Defaults Sampling; rate=100, resolution=4cnt/mm, scaling=1:1, reporting=disabled
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* 0xF5: Disable Data Reporting
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* 0xF4: Enable Data Reporting
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* 0xF3: Set Sample Rate
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* 0xF2: Get Device ID
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* 0xF0: Set Remote Mode
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* 0xEB: Read Data
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* 0xEA: Set Stream Mode
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* 0xE9: Status Request
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* 0xE8: Set Resolution
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* 0xE7: Set Scaling 2:1
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* 0xE6: Set Scaling 1:1
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*
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* Mode:
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* Stream Mode: devices sends the data when it changs its state
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* Remote Mode: host polls the data periodically
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*
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* This code uses Remote Mode and polls the data with Read Data(0xEB).
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*
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* Data format:
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* byte|7 6 5 4 3 2 1 0
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* ----+--------------------------------------------------------------
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* 0|Yovflw Xovflw Ysign Xsign 1 Middle Right Left
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* 1| X movement(0-255)
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* 2| Y movement(0-255)
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*/
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